DE69225861D1 - Information recording method, recorded information reproducing method and apparatus and recording medium therefor - Google Patents

Information recording method, recorded information reproducing method and apparatus and recording medium therefor

Info

Publication number
DE69225861D1
DE69225861D1 DE69225861T DE69225861T DE69225861D1 DE 69225861 D1 DE69225861 D1 DE 69225861D1 DE 69225861 T DE69225861 T DE 69225861T DE 69225861 T DE69225861 T DE 69225861T DE 69225861 D1 DE69225861 D1 DE 69225861D1
Authority
DE
Germany
Prior art keywords
recording medium
medium therefor
recording
information
recorded information
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
DE69225861T
Other languages
German (de)
Other versions
DE69225861T2 (en
Inventor
Masakuni Yamamoto
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Canon Inc
Original Assignee
Canon Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Canon Inc filed Critical Canon Inc
Application granted granted Critical
Publication of DE69225861D1 publication Critical patent/DE69225861D1/en
Publication of DE69225861T2 publication Critical patent/DE69225861T2/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
    • G11B7/24—Record carriers characterised by shape, structure or physical properties, or by the selection of the material
    • G11B7/2407—Tracks or pits; Shape, structure or physical properties thereof
    • G11B7/24085—Pits
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/10—Digital recording or reproducing
    • G11B20/16—Digital recording or reproducing using non self-clocking codes, i.e. the clock signals are either recorded in a separate clocking track or in a combination of several information tracks
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
    • G11B7/004—Recording, reproducing or erasing methods; Read, write or erase circuits therefor
    • G11B7/0045—Recording
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
    • G11B7/004—Recording, reproducing or erasing methods; Read, write or erase circuits therefor
    • G11B7/005—Reproducing
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
    • G11B7/12—Heads, e.g. forming of the optical beam spot or modulation of the optical beam
    • G11B7/13—Optical detectors therefor

Landscapes

  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Optical Recording Or Reproduction (AREA)
DE69225861T 1991-10-31 1992-10-30 Information recording method, recorded information reproducing method and apparatus and recording medium therefor Expired - Lifetime DE69225861T2 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3311373A JP3033864B2 (en) 1991-10-31 1991-10-31 Information recording method and information reproducing apparatus therefor

Publications (2)

Publication Number Publication Date
DE69225861D1 true DE69225861D1 (en) 1998-07-16
DE69225861T2 DE69225861T2 (en) 1998-11-12

Family

ID=18016399

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69225861T Expired - Lifetime DE69225861T2 (en) 1991-10-31 1992-10-30 Information recording method, recorded information reproducing method and apparatus and recording medium therefor

Country Status (4)

Country Link
US (1) US5555231A (en)
EP (1) EP0540345B1 (en)
JP (1) JP3033864B2 (en)
DE (1) DE69225861T2 (en)

Families Citing this family (32)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100254509B1 (en) * 1992-02-14 2000-05-01 이데이 노부유끼 Data recording medium, data recording apparatus, data reproducing apparatus and data recording/reproducing apparatus
US5818805A (en) * 1992-02-14 1998-10-06 Sony Corporation Reproducing apparatus using an information recording medium wherein multi-bit digital information is represented by a shift amount of a pit edge
US5748582A (en) * 1992-02-14 1998-05-05 Sony Corporation Information recording medium wherein digital symbols are represented by discrete shift amounts of a pit edge and tracking wobbling pits are shared between adjacent tracks and information recording and reproducing apparatus therefor
JP3267748B2 (en) * 1993-06-08 2002-03-25 パイオニア株式会社 Information reproducing method and photodetector
US5517481A (en) * 1993-07-02 1996-05-14 Sony Corporation Optical recording and reproducing apparatus wherein data is recorded by stepwise shifting the edge position of each pit
JP3267752B2 (en) * 1993-07-05 2002-03-25 パイオニア株式会社 Optical disc, optical disc reproducing apparatus, and optical disc recording / reproducing method
JPH0845188A (en) * 1994-07-29 1996-02-16 Sony Corp Recording method and its recording device and reproducing device
JP3475627B2 (en) * 1995-12-22 2003-12-08 ソニー株式会社 Digital signal reproducing apparatus and reproducing method
JP3159363B2 (en) * 1996-02-16 2001-04-23 日本電気株式会社 Optical reproduction medium and reproduction method thereof
JP3622872B2 (en) * 1996-05-30 2005-02-23 パイオニア株式会社 Recorded information playback device
JPH1092046A (en) * 1996-09-19 1998-04-10 Canon Inc Magnetooptical information reproducing device
JPH11134732A (en) 1997-08-29 1999-05-21 Canon Inc Information recording/reproducing method
JPH11273254A (en) * 1998-03-20 1999-10-08 Toshiba Corp Disk storage device
JP3764269B2 (en) * 1998-03-20 2006-04-05 株式会社東芝 Disk storage
US6298015B1 (en) 1998-06-03 2001-10-02 Canon Kabushiki Kaisha Magneto-optical reproducing method using a magnified magnetic domain
US6185171B1 (en) * 1998-06-29 2001-02-06 Lsi Logic Corporation System for accommodating vibrations resulting from rotating a data storage medium
US6611478B1 (en) * 2000-06-30 2003-08-26 Hewlett-Packard Development Company, L.P. Apparatus for recovering data and clock signals from an optical recording medium
EP1328930B1 (en) * 2000-10-27 2008-12-17 Panasonic Corporation Optical disc, recording apparatus and method, and reproduction apparatus and method
JP2005346843A (en) * 2004-06-03 2005-12-15 Canon Inc Optical information recording and reproducing method and device
US20060028962A1 (en) * 2004-08-05 2006-02-09 Oron Zachar Method and system for encoding and detecting optical information
US7599272B2 (en) 2004-11-22 2009-10-06 Canon Kabushiki Kaisha Method and apparatus for recording and reproducing multi-level information
JP2006331499A (en) 2005-05-24 2006-12-07 Canon Inc Method and device for reproducing multivalue information
US20070064572A1 (en) * 2005-07-27 2007-03-22 Polarizonics Corporation Optical data encoding and detection
US7804754B2 (en) 2005-08-31 2010-09-28 Canon Kabushiki Kaisha Optical information recording/reproducing method
JP2007122773A (en) 2005-10-25 2007-05-17 Canon Inc Recording strategy in multi-value recording
JP2007305285A (en) 2006-01-26 2007-11-22 Canon Inc Multi-level information recording and reproducing method
JP2007207357A (en) 2006-02-02 2007-08-16 Canon Inc Optical information reproducing method and device
JP2007257780A (en) 2006-03-24 2007-10-04 Canon Inc Optical information recording/reproducing device
JP2008041235A (en) 2006-07-12 2008-02-21 Canon Inc Optical information reproducing method
JP5256161B2 (en) 2009-10-02 2013-08-07 日立コンシューマエレクトロニクス株式会社 Optical information recording / reproducing apparatus and information reproducing apparatus
US8509489B2 (en) * 2009-10-05 2013-08-13 The United States Of America, As Represented By The Secretary Of The Navy System and method for estimating velocity from image sequence with first order continuity
JP5409479B2 (en) * 2010-03-29 2014-02-05 日立コンシューマエレクトロニクス株式会社 Optical information reproducing apparatus, optical information recording apparatus, and information recording method

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5003526A (en) * 1980-07-16 1991-03-26 Discovision Associates System for recording digital information in a pulse-length modulation format
FR2523347B1 (en) * 1982-03-12 1988-11-04 Thomson Csf PREGRAVED MOBILE INFORMATION MEDIUM AND OPTICAL TRACK TRACKING DEVICE USING SUCH A MEDIUM
US4985881A (en) * 1983-12-23 1991-01-15 Hitachi, Ltd. Record carrier for a magneto-optical disc memory having guide grooves of a plurality of tracks disposed with a predetermined relation to light spot diameter
FR2567673B1 (en) * 1984-07-10 1986-11-07 Thomson Alcatel Gigadisc OPTICALLY WRITTEN INFORMATION MEDIUM ACCORDING TO A TRACK DEFINED BY PREGRAVING PATTERNS AND OPTICAL TRACK TRACKING DEVICE USING SUCH A MEDIUM
JPS63311630A (en) * 1987-06-12 1988-12-20 Csk Corp Photodetector for card type optical recording medium
NL8703109A (en) * 1987-12-23 1989-07-17 Philips Nv DECODER FOR AN INFORMATION CARRIER EQUIPPED WITH A MULTIPURRED INFORMATION PATTERN PROVIDED WITH ERROR PROTECTION INFORMATION AND PLAYER EQUIPPED WITH SUCH A DECODER.
US5070492A (en) * 1988-03-03 1991-12-03 Mitsubishi Denki Kabushiki Kaisha Signal decoding apparatus and method
US5093899A (en) * 1988-09-17 1992-03-03 Sony Corporation Neural network with normalized learning constant for high-speed stable learning
JP2728213B2 (en) * 1988-12-26 1998-03-18 キヤノン株式会社 Optical information recording medium, optical information recording device, and optical information reproducing device
JPH03219434A (en) * 1988-12-27 1991-09-26 Canon Inc Optical information recording medium
JP2612329B2 (en) * 1988-12-27 1997-05-21 シャープ株式会社 Optical memory element and optical memory reproducing device

Also Published As

Publication number Publication date
EP0540345B1 (en) 1998-06-10
DE69225861T2 (en) 1998-11-12
EP0540345A1 (en) 1993-05-05
JP3033864B2 (en) 2000-04-17
US5555231A (en) 1996-09-10
JPH05128530A (en) 1993-05-25

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Legal Events

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